The user can split a line into two lines. The Select Line dialog box is used to select a line from the display area, while the INPUT COORDINATE dialog box is used to determine split location.
1. Select a line using one of the functions in the SELECT LINE dialog box. Refer to Section 4.4.1, PART/ADD LINE, for more information.
2. Select the split location using one of the functions in INPUT COORDINATE dialog box. Refer to Section 5.1.1, CREATE LINE, for more information.